A multicenter randomized controlled trial to evaluate the efficacy of surgery versus radiofrequency ablation for small hepatocellular carcinoma (SURF trial): Analysis of overall survival.

4093 Background: The initial report of the multicenter SURF trial (surgery vs. radiofrequency ablation [RFA] for small hepatocellular carcinoma [HCC]) showed that recurrence-free survival (RFS) did not differ significantly between patients undergoing surgery and RFA. The focus of the present report was to assess the effect on overall survival (OS). Methods: The SURF trial was a multicenter, open-label, randomized, controlled, phase 3 trial...